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TargetArch.cmake: fix info re OSX arch support, update copyright year

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barracuda156 2023-02-15 11:55:13 +08:00 committed by R4SAS
parent 359781c698
commit 385e592045
1 changed files with 9 additions and 9 deletions
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18
build/cmake_modules/TargetArch.cmake
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@ -1,4 +1,4 @@
# Copyright (c) 2017-2022, The PurpleI2P Project
# Copyright (c) 2017-2023, The PurpleI2P Project
# This file is part of Purple i2pd project and licensed under BSD3
# See full license text in LICENSE file at top of project tree
@ -83,13 +83,13 @@ function(target_architecture output_var)
# First let's normalize the order of the values
# Note that it's not possible to compile PowerPC applications if you are using
# the OS X SDK version 10.6 or later - you'll need 10.4/10.5 for that, so we
# disable it by default
# the OS X SDK version 10.7 or later - you'll need 10.4/10.5/10.6 for that, so we
# disable it by default. Also, ppc64 is not supported in 10.6.
# See this page for more information:
# http://stackoverflow.com/questions/5333490/how-can-we-restore-ppc-ppc64-as-well-as-full-10-4-10-5-sdk-support-to-xcode-4
# Architecture defaults to i386 or ppc on OS X 10.5 and earlier, depending on the CPU type detected at runtime.
# On OS X 10.6+ the default is x86_64 if the CPU supports it, i386 otherwise.
# On OS X 10.6+ the default is x86_64 if the CPU supports it, i386 otherwise; 10.6 also supports ppc.
foreach(osx_arch ${CMAKE_OSX_ARCHITECTURES})
if("${osx_arch}" STREQUAL "ppc" AND ppc_support)
@ -133,11 +133,11 @@ function(target_architecture output_var)
enable_language(C)
# Detect the architecture in a rather creative way...
# This compiles a small C program which is a series of ifdefs that selects a
# particular #error preprocessor directive whose message string contains the
# target architecture. The program will always fail to compile (both because
# file is not a valid C program, and obviously because of the presence of the
# #error preprocessor directives... but by exploiting the preprocessor in this
# This compiles a small C program which is a series of ifdefs that selects
# a particular #error preprocessor directive whose message string contains
# the target architecture. The program will always fail to compile (both because
# file is not a valid C program, and obviously because of the presence of
# the #error preprocessor directives... but by exploiting the preprocessor in this
# way, we can detect the correct target architecture even when cross-compiling,
# since the program itself never needs to be run (only the compiler/preprocessor)
try_run(